Simple AI-Miner with Liquid Sensors

The article Simple AI-Miner with Liquid Sensors is still unfinished and may be lacking detailed general information, screenshots, and crafting recipes. Please expand the article and remove the {{unfinished}} tag once the article can be considered complete.

When this cart is going to travel into a liquid such as water or lava, or dig a block touching a liquid, it stops. If touching water it behaves erratically, doing unpredictable things such as digging straight down. This behavior may also occur when it is near lava.